Re: Dynamic table

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Msg-id dbbf25900906160602l69a3a05cufee74904cddd8b46@mail.gmail.com
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Ответ на Re: Dynamic table  (A B <gentosaker@gmail.com>)
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2009/6/16 A B <gentosaker@gmail.com>:
>
> 2009/6/16 Greg Stark <gsstark@mit.edu>
>>
>> I don't think think it's fair to call this EAV actually. It sounds
>> like the integers are a collection of things which represent the same
>> thing. Ie, they're all bank balances or all distances driven, just for
>> different time periods. Storing all objects representing the same
>> thing in the same column is just a regular normalized table, not EAV.
>>
>> You might want to consider partitioning the table of integers by type
>> to facilitate dropping the old ones. But that's an administrative
>> trick, not a fundamental schema design decision.
>
> Unfortunatly there is no "type" here. One can make no distinction between
> the integers and one can not tell when they are added or dropped.
>

Or did I misunderstand you Greg?

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